8463980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{60457}}^1$

素因数の和:60473

約数の個数: 24

約数和(自身を含む): 20313888

約数和(自身を除く): 11849908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 60457, 120914, 241828, 302285, 423199, 604570, 846398, 1209140, 1692796, 2115995, 4231990, 8463980]

約数ペア:

[(1, 8463980), (2, 4231990), (4, 2115995), (5, 1692796), (7, 1209140), (10, 846398), (14, 604570), (20, 423199), (28, 302285), (35, 241828), (70, 120914), (140, 60457)]